Walking support device



FIG. 1 is a first perspective view of a walking support device, showing our new design;

FIG. 2 is a second perspective view thereof;

FIG. 3 is a front elevation view thereof;

FIG. 4 is a rear elevation view thereof;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a right side elevation view thereof.

The broken line showing of is included for the purpose of illustrating environment and forms no part of the claimed design. 

The ornamental design for, a walking support device, as shown and described. 